130 lines
4 KiB
Python
130 lines
4 KiB
Python
# Copyright (c) 2012 Web Notes Technologies Pvt Ltd (http://erpnext.com)
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#
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# MIT License (MIT)
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#
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# Permission is hereby granted, free of charge, to any person obtaining a
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# copy of this software and associated documentation files (the "Software"),
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# to deal in the Software without restriction, including without limitation
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# the rights to use, copy, modify, merge, publish, distribute, sublicense,
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# and/or sell copies of the Software, and to permit persons to whom the
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# Software is furnished to do so, subject to the following conditions:
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#
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# The above copyright notice and this permission notice shall be included in
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# all copies or substantial portions of the Software.
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#
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# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED,
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# INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
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# PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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# HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
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# CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
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# OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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#
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from __future__ import unicode_literals
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import webnotes
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sql = webnotes.conn.sql
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# main function
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# -------------------------
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def archive_doc(doctype, name, restore=0):
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archive_record(doctype, name, restore)
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tables = sql("select options from tabDocField where parent=%s and fieldtype='Table'", doctype)
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for t in tables:
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try:
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rec_list = sql("select name from `%s%s` where parent=%s" % ((restore and 'arc' or 'tab') ,t[0], '%s'), name)
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except Exception,e:
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if e.args[0]==1146: # no child table
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rec_list = []
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else:
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raise e
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for r in rec_list:
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archive_record(t[0], r[0], restore)
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# archive individual record
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# -------------------------
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def archive_record(doctype, name, restore = 0):
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src_tab = (restore and 'arc' or 'tab') + doctype
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tar_tab = (restore and 'tab' or 'arc') + doctype
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# get the record
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try:
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rec = sql("select * from `%s` where name=%s for update" % (src_tab, '%s'), name, as_dict=1)[0]
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except Exception, e:
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if e.args[0]==1146:
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return # source table does not exist
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else:
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raise e
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# insert the record
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insert_record(doctype, tar_tab, name)
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# put it field by field (ignore missing columns)
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for field in rec.keys():
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if rec.get(field):
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update_value(src_tab, tar_tab, name, rec, field)
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# delete from main
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try:
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sql("delete from `%s` where name=%s limit 1" % (src_tab, '%s'), name)
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except Exception, e:
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if e.args[0]==1451:
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webnotes.msgprint("Cannot archive %s '%s' as it is referenced in another record. You must delete the referred record first" % (doctype, name))
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# delete from target, as it will create a double copy!
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sql("delete from `%s` where name=%s limit 1" % (tar_tab, '%s'), name)
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# insert the record
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# -------------------------
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def insert_record_name(tab, name):
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sql("insert ignore into `%s` (name) values (%s)" % (tab, '%s'), name)
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# insert record
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# -------------------------
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def insert_record(doctype, tar_tab, name):
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try:
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insert_record_name(tar_tab, name)
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except Exception, e:
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if e.args[0]==1146:
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# missing table - create it
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from webnotes.model.db_schema import updatedb
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updatedb(doctype, 1)
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# again
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insert_record_name(tar_tab, name)
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else:
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raise e
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# update single value
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# -------------------------
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def update_single_value(tab, field, value, name):
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sql("update `%s` set `%s`=%s where name=%s" % (tab, field, '%s', '%s'), (value, name))
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# update value
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# -------------------------
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def update_value(src_tab, tar_tab, name, rec, field):
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try:
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update_single_value(tar_tab, field, rec[field], name)
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except Exception, e:
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if e.args[0]==1054:
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# column missing.... add it?
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ftype = sql("show columns from `%s` like '%s'" % (src_tab, field))[0][1]
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webnotes.conn.commit() # causes implict commit
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sql("alter table `%s` add column `%s` %s" % (tar_tab, field, ftype))
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webnotes.conn.begin()
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# again
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update_single_value(tar_tab, field, rec[field], name)
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else:
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raise e
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